EXTENDED RANGE FORECAST OF ATLANTIC SEASONAL HURRICANE ACTIVITY AND U.S. LANDFALL STRIKE PROBABILITY FOR 2006
We continue to foresee another very active Atlantic basin tropical cyclone season in 2006. Landfall probabilities for the 2006 hurricane season are well above their long-period averages.
(as of 4 April 2006)
with special assistance from William Thorson[3]
This forecast as well as past forecasts and verifications are available via the World Wide Web at http://hurricane.atmos.colostate.edu/Forecasts
Emily Wilmsen and Brad Bohlander, Colorado State University Media Representatives, (970-491-6432) are available to answer various questions about this forecast
Department of Atmospheric Science
Colorado State University
Fort Collins, CO 80523
Email: amie@atmos.colostate.edu
Colorado State University
Fort Collins, CO 80523
Email: amie@atmos.colostate.edu
ATLANTIC BASIN SEASONAL HURRICANE FORECAST FOR 2006
Forecast Parameter and 1950-2000
Climatology (in parentheses)
Issue Date
6 December 2005
Issue Date
4 April 2006
Named Storms (NS) (9.6)
17
Named Storm Days (NSD) (49.1)
85
Hurricanes (H) (5.9)
9
Hurricane Days (HD) (24.5)
45
Intense Hurricanes (IH) (2.3)
5
Intense Hurricane Days (IHD) (5.0)
13
Net Tropical Cyclone Activity (NTC) (100%)
195
Issue Date
6 December 2005
Issue Date
4 April 2006
Named Storms (NS) (9.6)
17
Named Storm Days (NSD) (49.1)
85
Hurricanes (H) (5.9)
9
Hurricane Days (HD) (24.5)
45
Intense Hurricanes (IH) (2.3)
5
Intense Hurricane Days (IHD) (5.0)
13
Net Tropical Cyclone Activity (NTC) (100%)
195
PROBABILITIES FOR AT LEAST ONE MAJOR (CATEGORY 3-4-5) HURRICANE LANDFALL ON EACH OF THE FOLLOWING COASTAL AREAS:
1) Entire U.S. coastline - 81% (average for last century is 52%)
2) U.S. East Coast Including Peninsula Florida - 64% (average for last century is 31%)
3) Gulf Coast from the Florida Panhandle westward to Brownsville - 47% (average for last century is 30%)
4) Above-average major hurricane landfall risk in the Caribbean